ol,ul {list-style: none;}
body{margin: 0; padding: 0;}
a:link,a:visited,a:hover,a:active{text-decoration: none;}
.mt10{margin-top: 10px;}
.mt20{margin-top: 20px;}
.mt30{margin-top: 30px;}
.mt40{margin-top: 40px;}
.mt50{margin-top: 50px;}
.red{color: #f00;}

